National Science Olympiad Forum By SOF Olympiad Trainer - Page 656

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 8
very easy

Ans 2:

Class : Class 7

Ans 3:

Class : Class 9
The answer key is wrong

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 10

Ans 2:

Class : Class 10
D is the correct answer as common carp is an omnivore. But over here the answer is given as A. please remove such glitches.

Ans 3:

Class : Class 10
D

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
answer is d

Ans 2:

Class : Class 5
it surely is d :(

Ans 3:

Class : Class 6

Ans 4:

Class : Class 7
Seriously? The answer is D. It's a "RAP" not a "WRAP" and it is NATIONAL SCIENCE OLYMPIAD not "French, Spanish or Japanese Shing Shong" science Olympiad.

Ans 5:

Class : Class 5
From Athiya Mahapatra: Option)a As force Q and Z is Gravitational Force.

Ans 6:

Class : Class 6

Ans 7:

Class : Class 5
its a

Ans 8:

Class : Class 10
It is D

Ans 9:

Class : Class 8
BUOYANT FORCE IS PROPORTIONAL TO VOLUME DISPLACED NOT WEIGHT

Ans 10:

Class : Class 5
ans is d

Ans 11:

Class : Class 9
Seriously option c are tongs or tweezers

Ans 12:

Class : Class 4
l

Ans 13:

Class : Class 5
D

Ans 14:

Class : Class 7
It is D. And it is SOF not JSS.

Ans 15:

Class : Class 5
D

Ans 16:

Class : Class 5
How can it be A??i did DD

Ans 17:

Class : Class 4
D

Ans 18:

Class : Class 8
it is d

Ans 19:

Class : Class 5
how???

Ans 20: (Master Answer)

Class : Class 1

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8

Ans 3:

Class : Class 4
C is correct

Ans 4:

Class : Class 4
b is correct shivan dpga

Ans 5:

Class : Class 8
llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll

Ans 6:

Class : Class 4
B is the answer because bubbles are melting inside a pack cointanier so that procces is called as condenstation.

Ans 7:

Class : Class 8
how is B correct??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

Ans 8:

Class : Class 8
lllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllkkkkkkkkk

Ans 9:

Class : Class 4
B is the answer

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
thanks Jaya Shree

Ans 2:

Class : Class 2

Ans 3:

Class : Class 3
The answer is b

Ans 4:

Class : Class 2
its b

Ans 5:

Class : Class 4
B

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8
its [d] -overgrazing

Ans 2:

Class : Class 4
why option d that is overgrazing.... why not Terrace farming that is b

Ans 3:

Class : Class 5
D IS THE ANSWER

Ans 4:

Class : Class 5

Ans 5: (Master Answer)

Class : Class 1

Ans 6:

Class : Class 4
the ans is D overgrazing

Ans 7:

Class : Class 4

Ans 8:

Class : Class 4
D is the correct answer

Ans 9:

Class : Class 9
D is correct as when you will unscramble the other options all of them prevent soil erosion but D will not (A-embankments B-terrace farming C-afforestation D-overgrazing).....😄

Ans 10:

Class : Class 5
No doubt it is D ( A - EmbankmentB- Terrace FarmingC- Afforestation D - Overgrazing )( Others prevent soil erosion )

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Mr. Admin from revisewise, Noida, please include an explanation for your answer, A.You have, also, not provided a solution for this.

Ans 2:

Class : Class 7
What is the explanation for it being A?

Ans 3:

Class : Class 6
what is the explanation for A

Ans 4:

Class : Class 9
count the lines and toatal horizontally. its 10 for first row, 12 for second and must be 14 for third, making it figure with 4 lines that is A as correct option.

Ans 5: (Master Answer)

Class : Class 1
The correct answer is A.

Ans 6:

Class : Class 9
What is the explanation or the solution for A?

Ans 7:

Class : Class 8
I would like to know what is the logic behind option (A) being the correct answer too.

Ans 8:

Class : Class 8
But what if s the pattern.

Ans 9:

Class : Class 8

Ans 10:

Class : Class 6

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 9
Bbbbbbb!

Ans 2:

Class : Class 10
Phases D and H are suitable. Or not?😄

Ans 3:

Class : Class 9
It is a fact that the highest tides occur when the moon is full or new. In the diagram, the positions F and J are the full moons and new moons, so the correct answer should be B

Ans 4:

Class : Class 9

Ans 5:

Class : Class 9
Answer is B only.

Ans 6:

Class : Class 5
the correct option is b

Ans 7:

Class : Class 8

Ans 8:

Class : Class 6
I do with Harsh Sobti.

Ans 9:

Class : Class 9
Even I think it is A

Ans 10:

Class : Class 9
just because we can see the whole moon during a full moon dosen't mean that on that day there will be the greatest tides as the moon dosen't cut itself into half on 1st and 3rd quarter. So, the answer must depend on the distance of the moon from the earth as the gravitational pull of the moon will have more effect when it is closer to earth and will raise bigger tides. The moon is closest to earth at phases D and H. So, clearly the answer should be A

Ans 11:

Class : Class 8
It is B. Don't go on the picture. Full and new moon are always closer to Earth.

Ans 12:

Class : Class 5
i have done this question and they are showing b

Ans 13:

Class : Class 10
It is (A)

Ans 14:

Class : Class 6
The answer is (a) because when the full moon and new moon are there then the sun, earth and moon are aligned and the sun is also pulling at the sea forming big tides.

Ans 15:

Class : Class 5
d and h are only the answers..

Ans 16:

Class : Class 10

Ans 17:

Class : Class 9
Ohh yeah,, it is A

Ans 18:

Class : Class 5

Ans 19:

Class : Class 7

Ans 20:

Class : Class 7
Class:It should be A

Ans 21:

Class : Class 7
B

Ans 22:

Class : Class 7
B is the answer to this question

Ans 23:

Class : Class 7
It should be B only .

Ans 24:

Class : Class 7

Ans 25:

Class : Class 10
Look at the diagram.........the faces of moon closest to the earth are D and H, hence the suitable solution is A

Ans 26:

Class : Class 5
how is it b, it should be a

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